By A Mystery Man Writer
HIIT, or high-intensity interval training, can be an efficient, fun way to tackle your cardio workouts, add muscle, and shred serious fat.
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Is HIIT better than a long distance run for weight loss? - Quora
Can you lose fat with HIIT cardio? - Quora
Burn 450% More Calories Without Cardio
What Is The Best HIIT Workout?
A 15-minute full body HIIT workout — no equipment required